: Invest in Drug Resistance (for wealthy countries) and Cold Resistance (for countries like Canada and Russia).
: Evolve Air and Water transmissions to reach island nations like Greenland or Madagascar, which often close their borders early. plage inc corp
: Keep Severity low early on to avoid detection. Devolve any symptoms that mutate spontaneously unless you are playing as a Virus. : Invest in Drug Resistance (for wealthy countries)